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Stuff Every Environmental Science Scout Should Know: free practice in 30-second cards

Stuff Every Environmental Science Scout Should Know

Practice facts for the Environmental Science merit badge. Not an official Scouting America credential.

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Free to start, no sign-up. 50 cards so far. One Knowledge Score and day streak across all your courses.

Questions people ask

Is this practice test free?

Yes. All 50 cards are free with no sign-up, each with the answer, why it is right and its sources.

How many practice questions are there?

50 practice questions so far. Each one is a 3-choice card that takes about 30 seconds, and the course grows as new cards pass our source checks.

Where do the answers come from?

Every card lists the sources it was checked against, and each answer explains why it is right. If you think an answer is wrong, tap "Challenge this answer" in the game and it gets reviewed.

Can I study in the car?

Yes. Voice mode reads the questions out loud and you answer by voice.

Try 3 cards

  1. When was the first Earth Day celebrated?
    Show the answer

    1970. The first Earth Day was celebrated in 1970, the same year the EPA was formed.

  2. What is particulate matter (PM)?
    Show the answer

    Tiny particles in the air that can be harmful. PM refers to particles in the air that can harm health, and experiments can test for them.

  3. What process moves eroded material and can be minimized?
    Show the answer

    Erosion. Learning about erosion helps identify where eroded material ends up and how to minimize it.

All 50 practice questions

Each one has the answer, why it's right, and the official sources. Or play them as a game and track what you've learned.

Show all 50 questions
  1. When was the first Earth Day celebrated?
  2. What is particulate matter (PM)?
  3. What process moves eroded material and can be minimized?
  4. How should household hazardous waste be handled?
  5. What should you record when observing pollination?
  6. What does the greenhouse effect involve?
  7. What did the 1982 Environmental Justice Movement respond to?
  8. Environmental science combines which types of sciences to study the environment?
  9. Which field is considered a subset of environmental science?
  10. What does ecology specifically study?
  11. What does environmental engineering focus on?
  12. What does environmental studies add to understanding human relationships with the environment?
  13. What did ancient civilizations mainly connect environmental science to?
  14. Why did some ancient Central American city-states collapse around 1500 BCE?
  15. What did the Minoan civilization decline from around 1450 BCE?
  16. What did Carolus Linnaeus introduce in 1735?
  17. What did scientists study in the 1820s that relates to the atmosphere?
  18. What did Rachel Carson's Silent Spring lead the public to pursue?
  19. What happened to Ohio's Cuyahoga River in 1969?
  20. What did the United States form in 1970 to address environmental policy?
  21. What did researchers find in Antarctica in 1985?
  22. What did the 2016 Paris Agreement set goals to reduce?
  23. What technology helps observe sources of air or water pollution using satellites?
  24. What is bioremediation used for in water quality?
  25. What does remote sensing allow scientists to do?
  26. How is thermal imaging used in wildlife management?
  27. What does atmospheric science study in relation to other systems?
  28. What does environmental chemistry study?
  29. What do geosciences include?
  30. What did the National Environmental Policy Act of 1969 require?
  31. What is an Environmental Impact Statement prepared under NEPA?
  32. What does the Environment Agency in England and Wales do?
  33. What is one way scientists model the effects of climate change?
  34. What did the Brundtland Commission publish?
  35. What did the 1969 Santa Barbara oil spill harm?
  36. What did the 1986 Chernobyl meltdown release?
  37. What is the goal of the Climate Change Act passed in the United Kingdom in 2008?
  38. What does the hydrologic cycle relate to in water pollution studies?
  39. What can a drinking water quality report tell you?
  40. What does the Clean Water Act aim to do?
  41. What is resource recovery about?
  42. What are the three Rs of waste handling?
  43. What is an invasive species?
  44. What is an environmental impact assessment for a construction project?
  45. What is a no-action alternative in an environmental impact assessment?
  46. What should you do with an aspirator in field study?
  47. What tools might help with a nature study plot?
  48. What does thermal pollution affect in aquatic life?
  49. What does an environmental educator do?
  50. What can picking up litter do for the environment?